Screencast: Panorama Assembly in Photoshop
re: panorama
re: videos by Lloyd
How-to example of assembling four 100-megapixel images into a 200 megapixel panorama using Adobe Photoshop.
diglloyd Making Sharp Images: Assembling Panorama from Multiple Images
diglloyd Patreon.com: Assembling Panorama from Multiple Images
TIP: watch at 4K on a 5K display for greatest ease of viewing.